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BookStack/app/Actions/ActivityService.php

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<?php
namespace BookStack\Actions;
use BookStack\Auth\Permissions\PermissionService;
use BookStack\Auth\User;
use BookStack\Entities\Models\Chapter;
use BookStack\Entities\Models\Entity;
use BookStack\Entities\Models\Page;
use BookStack\Interfaces\Loggable;
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use Illuminate\Database\Eloquent\Builder;
use Illuminate\Database\Eloquent\Relations\Relation;
use Illuminate\Support\Facades\Log;
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use Illuminate\Support\Facades\Request;
class ActivityService
{
protected $activity;
protected $permissionService;
public function __construct(Activity $activity, PermissionService $permissionService)
{
$this->activity = $activity;
$this->permissionService = $permissionService;
}
/**
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* Add activity data to database for an entity.
*/
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public function addForEntity(Entity $entity, string $type)
{
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$activity = $this->newActivityForUser($type);
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$entity->activity()->save($activity);
$this->setNotification($type);
}
/**
* Add a generic activity event to the database.
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*
* @param string|Loggable $detail
*/
public function add(string $type, $detail = '')
{
if ($detail instanceof Loggable) {
$detail = $detail->logDescriptor();
}
$activity = $this->newActivityForUser($type);
$activity->detail = $detail;
$activity->save();
$this->setNotification($type);
}
/**
* Get a new activity instance for the current user.
*/
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protected function newActivityForUser(string $type): Activity
{
return $this->activity->newInstance()->forceFill([
'type' => strtolower($type),
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'user_id' => user()->id,
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'ip' => Request::ip(),
]);
}
/**
* Removes the entity attachment from each of its activities
* and instead uses the 'extra' field with the entities name.
* Used when an entity is deleted.
*/
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public function removeEntity(Entity $entity)
{
$entity->activity()->update([
'detail' => $entity->name,
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'entity_id' => null,
'entity_type' => null,
]);
}
/**
* Gets the latest activity.
*/
public function latest(int $count = 20, int $page = 0): array
{
$activityList = $this->permissionService
->filterRestrictedEntityRelations($this->activity->newQuery(), 'activities', 'entity_id', 'entity_type')
->orderBy('created_at', 'desc')
->with(['user', 'entity'])
->skip($count * $page)
->take($count)
->get();
return $this->filterSimilar($activityList);
}
/**
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* Gets the latest activity for an entity, Filtering out similar
* items to prevent a message activity list.
*/
public function entityActivity(Entity $entity, int $count = 20, int $page = 1): array
{
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/** @var [string => int[]] $queryIds */
$queryIds = [$entity->getMorphClass() => [$entity->id]];
if ($entity->isA('book')) {
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$queryIds[(new Chapter())->getMorphClass()] = $entity->chapters()->visible()->pluck('id');
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}
if ($entity->isA('book') || $entity->isA('chapter')) {
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$queryIds[(new Page())->getMorphClass()] = $entity->pages()->visible()->pluck('id');
}
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$query = $this->activity->newQuery();
$query->where(function (Builder $query) use ($queryIds) {
foreach ($queryIds as $morphClass => $idArr) {
$query->orWhere(function (Builder $innerQuery) use ($morphClass, $idArr) {
$innerQuery->where('entity_type', '=', $morphClass)
->whereIn('entity_id', $idArr);
});
}
});
$activity = $query->orderBy('created_at', 'desc')
->with(['entity' => function (Relation $query) {
$query->withTrashed();
}, 'user.avatar'])
->skip($count * ($page - 1))
->take($count)
->get();
return $this->filterSimilar($activity);
}
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/**
* Get latest activity for a user, Filtering out similar items.
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*/
public function userActivity(User $user, int $count = 20, int $page = 0): array
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{
$activityList = $this->permissionService
->filterRestrictedEntityRelations($this->activity->newQuery(), 'activities', 'entity_id', 'entity_type')
->orderBy('created_at', 'desc')
->where('user_id', '=', $user->id)
->skip($count * $page)
->take($count)
->get();
return $this->filterSimilar($activityList);
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}
/**
* Filters out similar activity.
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*
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* @param Activity[] $activities
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*
* @return array
*/
protected function filterSimilar(iterable $activities): array
{
$newActivity = [];
$previousItem = null;
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foreach ($activities as $activityItem) {
if (!$previousItem || !$activityItem->isSimilarTo($previousItem)) {
$newActivity[] = $activityItem;
}
$previousItem = $activityItem;
}
return $newActivity;
}
/**
* Flashes a notification message to the session if an appropriate message is available.
*/
protected function setNotification(string $type)
{
$notificationTextKey = 'activities.' . $type . '_notification';
if (trans()->has($notificationTextKey)) {
$message = trans($notificationTextKey);
session()->flash('success', $message);
}
}
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/**
* Log out a failed login attempt, Providing the given username
* as part of the message if the '%u' string is used.
*/
public function logFailedLogin(string $username)
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{
$message = config('logging.failed_login.message');
if (!$message) {
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return;
}
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$message = str_replace('%u', $username, $message);
$channel = config('logging.failed_login.channel');
Log::channel($channel)->warning($message);
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}
}